T 298[K] Temperature
eps_p 0.6 Porosity
a 10[um] Average pore radius
kappa0 3.5e-4[S/m] Electrolyte conductivity
V_anode 50[V] Anode potential
eps_w 80.2*epsilon0_const Electric permittivity
eta 1e-3[Pa*s] Dynamic viscosity
zeta -0.1[V] Zeta potential
p1 0.01*1.013e5[Pa] Inlet pressure
k_p eps_p*a^2/(8*eta) Prefactor, flow-velocity pressure term
k_V eps_p*eps_w*zeta/eta Prefactor, flow-velocity electroosmotic term
D 1e-9[m^2/s] Tracer diffusion coefficient
zn 1 Tracer ion charge number
ctop 1[mmol/m^3] Tracer top initial concentration
p_w 0.2[mm] Tracer concentration-profile peak width
x_m 3[mm] Tracer concentration-profile peak position within geometry